Các Loại Mosfet Cao Tần Blf278, Mrf151G, Mrf177, Mrf136, Sd2942
Liên hệ
595,Nguyễn Trãi,P7,Quận 5
CHÚNG TÔI CHUYÊN CUNG CẤP CÁC LOẠI MOSFET CAO TẦN VÀ CÁC LOẠI IC CHUYÊN DỤNG.
1 .BLF 278
PHILIPS BLF278 50V VHF Mosfet Transistor 300W
FEATURES:
High power gainEasy power control
Good thermal stability
Gold metallization ensures excellent reliability.
APPLICATIONS:
Broadcast transmitters in the VHF frequency range.
DESCRIPTION:
Dual push-pull silicon N-channel enhancement mod evertical D-MOS transistor encapsulated in a 4-lead, SOT262A1 balanced flange package with two ceramiccaps. The mounting flange provides the common source connection for the transistors.
QUICK REFERENCE DATA:
RF performance at Th=25C in a push-pull common source test circuit.
MODE OF OPERATION | f(MHz) | VDS(V) | PL(W) | Gp(dB) | D(%) |
CW, class-B | 108 | 50 | 300 | >20 | >60 |
CW, class-C | 108 | 50 | 300 | typ. 18 | typ. 80 |
CW, class-AB | 225 | 50 | 250 | >14 typ. 16 | >50 typ. 55 |
LIMITING VALUES:
In accordance with the Absolute Maximum System (IEC60134). Per transistor section
SYMBOL | PARAMETER | CONDITIONS | MIN. | MAX. | UNIT |
VDS | drain-source voltage |
| - | 125 | V |
VGS | gate-source voltage |
| - | ±20 | V |
ID | drain current (DC) |
| - | 18 | A |
Ptot | total power dissipation | Tmb≤25C; total device; bothsections equally loaded | - | 500 | W |
Tstg | storage temperature |
|
| 150 | oC |
Tj | junction temperature |
|
| -200 |
oC
|
2.MRF 151G
RF Power Field-Effect Transistor. 300 W, 50 V, 175 MHz N-Channel Broadband MOSFET
3.BLF 177
PHILIPS HF/VHF power MOS transistor
FEATURES:
- High power gain
- Low intermodulation distortion
- Easy power control
- Good thermal stability
- Withstands full load mismatch.
APPLICATIONS:
- Designed for industrial and military applications in the HF/VHF frequency range.
DESCRIPTION:
Silicon N-channel enhancement mode vertical D-MOS transistor encapsulated in a 4-lead, SOT121B flanged package, with a ceramic cap. All leads are isolated from the flange.
A marking code, showing gate-source voltage (VGS) information is provided for matched pair applications. Refer to the handbook ''''General'''' section for further information.
QUICK REFERENCE DATA:
RF performance at Th = 25 °C in a common source test circuit.
MODE OF | f | VDS | PL | Gp | hD | d3 | d5 |
OPERATION | (MHz) | (V) | (W) | (dB) | (%) | (dB) | (dB) |
SSB class-AB | 28 | 50 | 150 | (PEP) | >20 | >35 | <-30 |
CW class-B | 108 | 50 | 150 | typ. 19 | typ. 70 | - | - |
LIMITING VALUES:
In accordance with the Absolute Maximum Rating System (IEC 60134).
SYMBOL | PARAMETER | CONDITIONS | MIN. | MAX. | UNIT |
VDS | Drain-source voltage |
| - | 125 | V |
VGS | Gate-source voltage |
| - | -20 | V |
ID | Drain current (DC) |
| - | 16 | A |
Ptot | Total power dissipation | Tmb £ 25 °C | - | 220 | W |
Tstg | Storage temperature |
| -65 | +150 | °C |
Tj | Junction temperature |
| - | 200 | °C |
4.SD2942
SD2942 VHF Mosfet Transistor 350W
5.MRF 136
MACOM MRF 136 28V Mosfet Transistor 15W
FEATURES:
Designed for wideband large–signal amplifier and oscillator applications up to 400 MHz range, in single ended configuration
- Guaranteed 28 Volt, 150 MHz Performance
Output Power = 15 Watts
Narrowband Gain = 16 dB (Typ)
Efficiency = 60% (Typ)
- Small–Signal and Large–SignalCharacterization
- 100% Tested For LoadMismatch At All PhaseAngles With 30:1 VSWR
- Excellent Thermal Stability,Ideally Suited For Class Aoperation
- Facilitates Manual GainControl, ALC andModulation Techniques
SPECIFICATION:
Characteristic | Symbol | Value | Unit |
Drain-Source Voltage | VDSS | 65 | Vdc |
Drain-Gate Voltage (RGS = 1.0 MW) | VDGR | 65 | Vdc |
Gate-Source Voltage | VGS | ± 40 | Vdc |
Drain Current — Continuous | ID | 2.5 | Adc |
Total Device Dissipation @ TC = 25°C | PD | 55 | Watts |
Derate above 25°C | 0.314 | W/°C |
|
Storage Temperature Range | Tstg | -65 to +150 | °C |
Operating Junction Temperature | TJ | 200 | °C |
Thermal Resistance, Junction to Case | RqJC | 3.2 |
°C/W
|
Và tất cả những loại Mosfet và Ic Cao Tần nếu các bạn có nhu cầu .Chúng tôi còn cung cấp các modul ngoại nhập của những IC này.Dịch vụ sửa chữa lắp đặt các máy phát cao tần...
Tất cả mọi thông tin về sản phẩm xin vui lòng liên hệ :
Bùi Văn Khoa
Tel : 0917 133 043 - 0978 133 043
Email: dangkhoa_vn2686@yahoo.com
HẾT HẠN
| Mã số : | 11081510 |
| Địa điểm : | Hồ Chí Minh |
| Hình thức : | Cần bán |
| Tình trạng : | Hàng mới |
| Hết hạn : | 30/06/2016 |
| Loại tin : | Thường |
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